A student holds two iron magnets, one in each hand. The south pole of one magnet is pointed toward the south pole of the other magnet. As the magnets get closer to each other, they will– 1. attract more strongly.
2. attract more weakly.
3. repel more strongly.
4. repel more weakly.

the largest known star in the universe is uy scuti, a hypergiant with a radius around 1,700 times larger than the

the answer is kevlar

this is poiselle's equation from fluid mechanic in physics. mech eng

the answer is f1 and d2 because if you put equal force on those two points the beam would balance trust me on this